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312-234

You are reviewing the Area Code (NPA/NXX) report for 312-234. Did you mean to search the SMS short code 312234?

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Examples: 206-739-5800, 206, 206-739, 48369

🇺🇸 DSN NORTHCOM Area Code Detected

The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.

Raw Number312234
Basic Format312-234
NPA (Area Code)312
NXX234

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-234-0XXX6115LEVEL 3 COMMUNICATIONS, LLC - ILCHICGOZN01AS03/03/2008CHICAGO ZONE 01ILMW03/13/2008
312-234-1XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-2XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-3XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-4XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-5XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-6XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-7XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-8XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-9XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-234-XXXX9329ILLINOIS BELL TEL COCHICGOZN01ASCHICAGO ZONE 01IL

Business/Government Phones on the 312-234 Prefix

PhoneNameAddress
312-234-9866Chase550 West Adams Street Chicago 60661 US

Reports

Anonymous User from Libertyville, Illinois

January 13, 2026 at 2:17 PM

312-234-5238 reported as a Live Voice or Other. Received on January 13, 2026 at 1:14 PM.

Anonymous User from Canton, Illinois

December 10, 2025 at 3:21 PM

312-234-9866 reported as a Robocall. Received on December 10, 2025 at 2:19 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Chicago, Illinois

September 20, 2025 at 8:04 AM

312-234-0284 reported as a Live Voice or Other. Received on September 19, 2025 at 5:35 PM.
Call for Dropped call or no message

Anonymous User from Brighton, Michigan

August 27, 2025 at 8:41 PM

31223481916 reported as a Robocall. Received on August 27, 2025 at 4:01 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from St Charles, Illinois

August 19, 2025 at 12:18 PM

312-234-2090 reported as a Robocall. Received on August 18, 2025 at 2:43 PM.

Anonymous User from , OH

July 30, 2025 at 11:45 AM

312-234-0781 reported as a Live Voice or Other. Received on July 30, 2025 at 11:30 AM.

Anonymous User from Libertyville, Illinois

July 23, 2025 at 7:48 PM

312-234-4050 reported as a Live Voice or Other. Received on July 23, 2025 at 2:47 PM.

Anonymous User from Libertyville, Illinois

June 27, 2025 at 8:39 AM

312-234-4523 reported as a Live Voice or Other. Received on June 26, 2025 at 3:37 PM.

Anonymous User from Chicago, Illinois

June 20, 2025 at 3:45 PM

312-234-8618 reported as a Robocall. Received on June 20, 2025 at 2:33 PM.
Call for Dropped call or no message

Anonymous User from Libertyville, Illinois

June 11, 2025 at 8:07 PM

312-234-1278 reported as a Live Voice or Other. Received on June 11, 2025 at 6:06 PM.

Anonymous User from Rockledge, Florida

June 5, 2025 at 1:43 PM

312-234-0137 reported as a Robocall. Received on June 5, 2025 at 1:40 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

May 17, 2025 at 10:17 AM

312-234-8418 reported as a Live Voice or Other. Received on May 17, 2025 at 12:00 PM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

May 17, 2025 at 10:03 AM

312-234-8418 reported as a Live Voice or Other. Received on May 17, 2025 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Lyons,il, Illinois

April 16, 2025 at 3:40 PM

312-234-0086 reported as a Live Voice or Other. Received on April 16, 2025 at 10:51 AM.

Anonymous User from West Chicago, Illinois

March 26, 2025 at 4:16 PM

312-234-8781 reported as a Robocall. Received on March 26, 2025 at 11:34 AM.

Anonymous User from Illinois, Illinois

January 8, 2025 at 12:50 PM

312-234-9897 reported as a Robocall. Received on January 8, 2025 at 11:48 AM.
Call for Medical & prescriptions

Anonymous User from , IL

December 13, 2024 at 2:00 PM

312-234-0493 reported as a Robocall. Received on December 1, 2024 at 9:49 AM.
Call for Dropped call or no message

Anonymous User from Libertyville, Illinois

December 1, 2024 at 2:59 PM

312-234-7145 reported as a Live Voice or Other. Received on November 27, 2024 at 1:58 PM.

Anonymous User from Libertyville, Illinois

October 24, 2024 at 2:59 PM

312-234-7416 reported as a Live Voice or Other. Received on October 24, 2024 at 9:58 AM.

Anonymous User from , TX

October 15, 2024 at 2:07 PM

312-234-0078 reported as a Live Voice or Other. Received on October 15, 2024 at 11:52 AM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

September 18, 2024 at 1:09 PM

312-234-0423 reported as a unwanted call. Received on September 18, 2024 at 11:25 AM.
Call for Dropped call or no message

Anonymous User from Rockford, Illinois

September 3, 2024 at 4:19 PM

312-234-1275 reported as a Robocall. Received on September 3, 2024 at 11:39 AM.

Anonymous User from West Chicago, Illinois

August 16, 2024 at 3:38 PM

312-234-5436 reported as a Robocall. Received on August 16, 2024 at 1:56 PM.

Anonymous User from , FL

March 14, 2024 at 6:59 AM

312-234-0003 reported as a Robocall. Received on March 12, 2024 at 11:00 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

February 15, 2024 at 2:44 PM

312-234-0075 reported as a Robocall. Received on February 15, 2024 at 12:44 PM.

Anonymous User from , IL

December 14, 2023 at 10:52 AM

312-234-9432 reported as a Live Voice or Other. Received on December 14, 2023 at 8:54 AM.
Call for Warranties & protection plans

Anonymous User from Clinton, IL

October 18, 2023 at 1:21 PM

None reported as a Live Voice. Received on October 18, 2023 at 8:16 AM.
Unwanted call for unknown
Caller ID indicated they called from 312-234-3263
Contacted via Wired

Anonymous User from Chicago, Illinois

August 23, 2023 at 2:46 PM

312-234-6165 reported as a Robocall. Received on August 23, 2023 at 1:18 PM.

Anonymous User from , IL

July 7, 2023 at 1:01 PM

312-234-0036 reported as a Live Voice or Other. Received on July 7, 2023 at 11:04 AM.

Anonymous User from Orland Park, Illinois

June 26, 2023 at 10:30 AM

312-234-0086 reported as a Robocall. Received on June 26, 2023 at 9:20 AM.

Anonymous User from Orland Park, Illinois

June 6, 2023 at 11:58 AM

312-234-0086 reported as a Live Voice or Other. Received on June 5, 2023 at 9:05 AM.

Anonymous User from , CA

May 19, 2023 at 6:11 AM

312-234-0781 reported as a Robocall. Received on May 18, 2023 at 12:12 PM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 6:10 AM

312-234-0781 reported as a Robocall. Received on May 17, 2023 at 11:24 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 6:08 AM

312-234-0781 reported as a Robocall. Received on May 17, 2023 at 9:23 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 6:06 AM

312-234-0781 reported as a Robocall. Received on May 16, 2023 at 10:04 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 6:04 AM

312-234-0781 reported as a Robocall. Received on May 14, 2023 at 9:11 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 6:00 AM

312-234-0781 reported as a Robocall. Received on May 18, 2023 at 9:47 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 5:58 AM

312-234-0781 reported as a Robocall. Received on May 17, 2023 at 12:22 PM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 5:56 AM

312-234-0781 reported as a Robocall. Received on May 16, 2023 at 8:14 AM.
Call for No Subject Provided

Anonymous User from , CA

May 19, 2023 at 5:54 AM

312-234-0781 reported as a Robocall. Received on May 11, 2023 at 10:15 AM.
Call for No Subject Provided

Anonymous User from El Granada, California

January 24, 2023 at 4:35 PM

312-234-0831 reported as a Live Voice or Other. Received on January 24, 2023 at 1:34 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

January 22, 2023 at 6:38 AM

312-234-0036 reported as a Robocall. Received on January 21, 2023 at 5:53 PM.

Anonymous User from , IL

January 2, 2023 at 5:34 PM

312-234-6476 reported as a Robocall. Received on January 2, 2023 at 4:28 PM.

Anonymous User from , IL

December 19, 2022 at 5:37 PM

312-234-0829 reported as a unwanted call. Received on December 19, 2022 at 4:21 PM.

Anonymous User from , IL

November 26, 2022 at 9:50 AM

312-234-0007 reported as a Robocall. Received on November 17, 2022 at 3:11 PM.
Call for No Subject Provided

Anonymous User from , IL

November 26, 2022 at 9:49 AM

312-234-0007 reported as a Robocall. Received on November 22, 2022 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Evanston, Illinois

November 24, 2022 at 10:05 AM

312-234-0007 reported as a Live Voice or Other. Received on November 16, 2022 at 5:00 PM.

Anonymous User from , IL

October 19, 2022 at 3:02 PM

312-234-1103 reported as a Robocall. Received on October 19, 2022 at 12:41 PM.
Call for Medical & prescriptions

Anonymous User from , IL

October 8, 2022 at 5:50 PM

312-234-0838 reported as a Robocall. Received on October 8, 2022 at 8:44 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

October 8, 2022 at 5:49 PM

312-234-0838 reported as a Robocall. Received on October 8, 2022 at 11:59 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

October 8, 2022 at 5:25 PM

312-234-0838 reported as a unwanted call. Received on October 8, 2022 at 4:23 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , MN

October 5, 2022 at 6:40 PM

312-234-8505 reported as a Live Voice or Other. Received on October 5, 2022 at 1:39 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

June 23, 2022 at 12:35 PM

312-234-8738 reported as a Robocall. Received on June 23, 2022 at 11:32 AM.
Call for Warranties & protection plans

Most 'popular' numbers on this prefix:

312-234-0XXX: 312-234-0000 | 312-234-0001 | 312-234-0002 | 312-234-0030 | 312-234-0033 | 312-234-0037 | 312-234-0402 | 312-234-0403 | 312-234-0472 | 312-234-0492 | 312-234-0493 | 312-234-0497 | 312-234-0707 | 312-234-0780 | 312-234-0783 | 312-234-0787 | 312-234-0788 | 312-234-0802 | 312-234-0806 | 312-234-0808 | 312-234-0830 | 312-234-0831 | 312-234-0837 | 312-234-0900 | 312-234-0902 | 312-234-0903 | 312-234-0907 | 312-234-0998 |
312-234-1XXX: 312-234-1100 | 312-234-1103 | 312-234-1108 | 312-234-1111 | 312-234-1122 | 312-234-1199 | 312-234-1212 | 312-234-1234 | 312-234-1247 | 312-234-1270 | 312-234-1277 | 312-234-1278 |
312-234-3XXX: 312-234-3258 | 312-234-3262 | 312-234-3265 | 312-234-3267 |
312-234-5XXX: 312-234-5432 | 312-234-5434 | 312-234-5437 |
312-234-6XXX: 312-234-6162 | 312-234-6163 | 312-234-6166 | 312-234-6188 | 312-234-6197 | 312-234-6198 | 312-234-6446 | 312-234-6452 | 312-234-6453 | 312-234-6470 | 312-234-6475 | 312-234-6477 |
312-234-7XXX: 312-234-7140 | 312-234-7142 | 312-234-7144 | 312-234-7172 | 312-234-7178 | 312-234-7179 | 312-234-7411 | 312-234-7414 | 312-234-7415 | 312-234-7443 | 312-234-7449 | 312-234-7452 |
312-234-8XXX: 312-234-8500 | 312-234-8501 | 312-234-8507 | 312-234-8508 | 312-234-8556 | 312-234-8701 | 312-234-8730 | 312-234-8733 | 312-234-8737 | 312-234-8778 | 312-234-8787 |
312-234-9XXX: 312-234-9434 | 312-234-9438 | 312-234-9439 | 312-234-9452 | 312-234-9453 | 312-234-9600 | 312-234-9602 | 312-234-9606 | 312-234-9891 | 312-234-9898 | 312-234-9899 |